CN110082261A - The penetrometer of a kind of auto positioning and its to needle method - Google Patents
The penetrometer of a kind of auto positioning and its to needle method Download PDFInfo
- Publication number
- CN110082261A CN110082261A CN201910302327.7A CN201910302327A CN110082261A CN 110082261 A CN110082261 A CN 110082261A CN 201910302327 A CN201910302327 A CN 201910302327A CN 110082261 A CN110082261 A CN 110082261A
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- needle
- penetrometer
- inductor
- lifting device
- pinsetter
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- 238000000034 method Methods 0.000 title claims abstract description 30
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000012360 testing method Methods 0.000 claims description 35
- 238000011897 real-time detection Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 6
- 230000007423 decrease Effects 0.000 abstract description 2
- 230000001939 inductive effect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 6
- 230000035515 penetration Effects 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 230000006698 induction Effects 0.000 description 4
- 235000013399 edible fruits Nutrition 0.000 description 3
- 239000010426 asphalt Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
- G01N11/10—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material
- G01N11/12—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material by measuring rising or falling speed of the body; by measuring penetration of wedged gauges
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The present invention provides a kind of penetrometer of auto positioning and its to needle method, the penetrometer includes pedestal, fixed lifting device on the base, the needle connecting rod and standard needle connecting with the lifting device, it further include pinsetter and inductor, the pinsetter bottom is provided with needle holder, for the predetermined position of the standard needle to be fixed on to the bottom of the needle connecting rod；The inductor is fixed on the bottom of the lifting device, and whether the needle point for detecting the standard needle reaches sample to be tested surface.Whether penetrometer of the invention reaches specimen surface by the needle point of inductor examination criteria needle, and inductive signal is sent to controller, controls lifting device by controller and standard needle is driven to stop decline, complete automatically, accurately to needle.This automatic penetrometer needle process is fully automated, it is accurate to needle, error caused by manual operation is effectively avoided, the reliability of measurement result is improved.
Description
Technical field
The present invention relates to the penetrometers of Asphalt Penetration detection technique field more particularly to a kind of auto positioning and its right
Needle method.
Background technique
Needle penetration be make the depth of the vertical injection sample of the standard needle of constant weight in defined temperature and time, and
Penetrometer is a kind of instrument for measuring Asphalt Penetration.When measuring needle penetration, need first to carry out needle point and specimen surface
It contacts and needle point must not be inserted into sample, otherwise will affect the accuracy and reliability of measurement result.
Since the length specification of standard needle is different, be difficult to control when being mounted directly standard needle needle point and needle penetration main body it
Between distance, current measuring device is required to manually after installing standard needle to needle.Manually to needle not only inefficiency,
And artifical influence factor is larger, is affected to the reliability of measurement result.During to needle otherwise can needle point not with
Specimen surface carries out contact or needle point is already inserted into specimen surface, it is difficult to which it is just accessible with sample that control reaches needle point
Critical state.
In addition, specimen temperature when detection is affected to test result, and in existing penetrometer, it is difficult to it is testing
When accurate simultaneously specimen temperature when obtaining test.
Summary of the invention
Present invention seek to address that problem as described above.It is an object of the present invention to provide in a kind of solution problem above
Any one penetrometer and its to needle method.Specifically, the present invention provide can automatic and accurate to the penetrometer of needle
And its to needle method.
According to the first aspect of the invention, the present invention provides a kind of penetrometers of auto positioning, including pedestal, fixation
Lifting device on the base, the needle connecting rod and standard needle connecting with the lifting device, further include pinsetter and induction
Device, the pinsetter bottom are provided with needle holder, for the predetermined position of the standard needle to be fixed on to the bottom of the needle connecting rod；
The inductor is fixed on the bottom of the lifting device, and whether the needle point for detecting the standard needle reaches sample to be tested table
Face；
The penetrometer further includes controller, and the lifting device and the inductor are electrically connected with the controller
It connects, the controller receives the testing result of the inductor, and controls the lifting device according to the testing result and stop
Operation.
Wherein, the pinsetter is L-type structure, including upright bar, the side of the needle holder and the bottom end of the upright bar are fixed
Connection.
Wherein, it is provided with location hole in the middle part of the needle holder, for placing standard needle to be installed, the center of the location hole
Axis is parallel with the upright bar.
Wherein, which is characterized in that the upright bar of the pinsetter is retractable structure, and is provided with scale in the upright bar.
Wherein, the inductor is proximity sensor.
It wherein, is top suction type connection structure between the top of the needle connecting rod and the bottom end of the lifting device.
Wherein, the penetrometer further includes the sink on the pedestal, is provided with temperature sensing in the sink
Device, the temperature sensor are connected with the controller in a signal way.；The temperature sensor is used to detect the temperature in the sink,
And it will test result and be sent to the controller.
According to another aspect of the present invention, the present invention also provides the penetrometers of auto positioning a kind of to needle method,
It is described to needle method the following steps are included:
The standard needle of predetermined dimension is packed into needle connecting rod bottom end by pinsetter, it is ensured that the needle point of standard needle and inductor
Test side is concordant；
Lifting device and the inductor, the signal of the inductor real-time detection sample to be tested are opened, and will test knot
Fruit is sent to controller；
After the controller receives the signal that the inductor is sent, it is out of service to control the lifting device, completes
To needle.
Wherein, described to include: by the standard needle loading needle connecting rod bottom end of predetermined dimension by pinsetter
Choose the pinsetter to match with the standard needle of the predetermined dimension；
The needle tip of the standard needle of the predetermined dimension is put into the location hole of the pinsetter；
By the movement pinsetter, the top of the standard needle of the predetermined dimension is put into the peace of needle connecting rod bottom end
It fills in hole；
The rod end of the pinsetter or predetermined graduated position are aligned with the bottom part body of the lifting device, so
The jackscrew on the mounting hole is locked afterwards, the standard needle to the fixation predetermined dimension.
Whether penetrometer of the invention reaches specimen surface by the needle point of inductor examination criteria needle, and induction is believed
Number be sent to controller, drive standard needle to stop decline by controller control lifting device, complete it is automatic, accurately to needle.This is certainly
Dynamic penetrometer needle process is fully automated, it is accurate to needle, error caused by manual operation is effectively avoided, measurement knot is improved
The reliability of fruit.
Being described below for exemplary embodiment is read with reference to the drawings, other property features of the invention and advantage will
It is apparent from.
Detailed description of the invention
It is incorporated into specification and the attached drawing for constituting part of specification shows the embodiment of the present invention, and with
Principle for explaining the present invention together is described.In the drawings, similar appended drawing reference is for indicating similar element.Under
Attached drawing in the description of face is some embodiments of the present invention, rather than whole embodiments.Those of ordinary skill in the art are come
It says, without creative efforts, other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 schematically illustrates the structural schematic diagram of automatic penetrometer of the invention；
Fig. 2 schematically illustrates the scheme of installation of standard needle；
Fig. 3 schematically illustrates the flow chart of the invention to needle method.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.It needs
Illustrate, in the absence of conflict, the features in the embodiments and the embodiments of the present application can mutual any combination.
Inductor is arranged in the bottom of lifting device in penetrometer of the invention, the needle point of standard needle and induction when enabling test
The test side of device is concordant, using the position of inductor real-time detection specimen surface, when the detection end in contact specimen surface of inductor
When detect that signal, the needle point of description standard needle are also contacted with specimen surface, at this point, inductor to controller send signal, control
Control lifting device is out of service after device processed receives signal, completes accurately to needle.It is artificial right that this process is carried out without staff
Needle and naked eyes identify, effectively avoid artificial bring error, it is ensured that needle precision, provide guarantor for the reliability of subsequent measurement
Barrier.And for different samples may use different size standard needle, penetrometer of the invention further include it is with a scale, can
Flexible pinsetter to install the standard needle of different size, while guaranteeing the needle point of standard needle and the test side phase of inductor
Concordantly.
With reference to the accompanying drawing, it is carried out to the penetrometer of provided auto positioning according to the present invention and its to needle method detailed
It describes in detail bright.
Fig. 1 shows a kind of structural schematic diagram of specific embodiment of automatic penetrometer of the invention, and Fig. 2 is a kind of reality
Apply a scheme of installation for Plays needle, it is comprehensive referring to Figures 1 and 2 shown in, the penetrometer of the auto positioning include pedestal 1,
The lifting device 2 being fixed on pedestal 1, the needle connecting rod 3 and standard needle 4 that connect with lifting device 2 further include pinsetter 5 and sense
Answer device 6.5 bottom of pinsetter is provided with needle holder 51, for the predetermined position of standard needle 4 to be fixed on to the bottom of needle connecting rod 3, i.e., will
The standard needle 4 of the predetermined dimension of detection is installed, while determining the tip height of standard needle 4 during the installation process, is convenient for
Accurately to needle.Inductor 6 is fixed on the bottom of lifting device 2, and the needle of test side (bottom end) and standard needle 4 of inductor 6
Whether sharp flush, the needle point for examination criteria needle 4 reach 10 surface of sample to be tested.
Further, to improve the degree of automation to needle process and detection process, penetrometer of the invention further includes
Controller 7, lifting device 2 and inductor 6 are electrically connected with controller 7, by controller plc operation and start and stop.Specifically,
The testing result of 7 real-time reception inductor 6 of controller, and control lifting device 2 is out of service according to testing result, completes certainly
It moves, accurately to needle.
In practical applications, need to use the standard needle 4 of different size for different samples 10.In the present invention, needle
To the standard needle 4 of different size, the pinsetter 5 of corresponding fixed height is respectively set, i.e., it can be direct by the height of pinsetter 5
The position for determining needle point after the standard needle 4 of this kind of specification is installed, guarantees that the needle point of standard needle 4 is concordant with the test side of inductor 6.
In such cases, after inductor 6 senses the surface signal of sample to be tested 10, i.e. the needle point of description standard needle 4 touches to be measured
The surface of sample 10, and then inductor 6 sends signal to controller 7, the control lifting device 2 of controller 7 is out of service, effectively protects
The needle point of card standard needle 4 rests on the surface of sample to be tested 10, accurately to needle.
Bottom part body after needle point installation for the ease of determining standard needle 4 according to the height of pinsetter 5 with lifting device 2
The distance between, in the apparatus of the present: invention, pinsetter 5 is L-type structure, including upright bar 52, side and the upright bar 52 of needle holder 51
Bottom end be fixedly connected.
Specifically, it is provided with location hole 510 in the middle part of needle holder 51, for placing standard needle 4 to be installed, location hole 510
Central axis is parallel with upright bar 52.Meanwhile no matter location hole 510 is counterbore or through-hole, as long as ensuring the bottom end of location hole 510
(i.e. the needle point of standard needle 4) concordant with the bottom end of upright bar 52 or short transverse vertical range determines；For example, standard needle
After 4 are put into location hole 510, needle point is lower than the bottom end 2mm or 5mm of upright bar 52；For another example the depth of location hole 510 is less than
The thickness of needle holder 51, poor first preset distance of the two, and the bottom end of needle holder 51 is below or above (can also flush in) upright bar 51
The second preset distance of bottom end.So during installation, standard needle 4 is placed in location hole 510, the top of upright bar 52 and lifting device
2 bottom part body is concordant, only need to be by the way that the height of upright bar 52 can directly (bottom end of location hole 510 and the bottom end of upright bar 52 be flat
Together) or indirectly (bottom end of location hole 510 it is not concordant with the bottom end of upright bar 52 but between the two vertical range determination) it is determining
The needle point of standard needle 4 is concordant with test side (bottom end) of inductor 6.
It should be pointed out that the bottom end of location hole 510 is pyramidal structure, it is adapted with the needle point end shape of standard needle 4,
To guarantee that standard needle 4 is uprightly installed, test side (i.e. bottom end) flush of accurate needle point and inductor 6.
In another typical embodiment, the upright bar 52 of pinsetter 5 is also designed to retractable structure, and upright bar
Scale is provided on 52.In installing and using, for the standard needle of different size, the upright bar 52 of pinsetter 5 is only needed to be retractable to phase
The graduation position answered；Then only need to by 4 support of standard needle can extremely be fixedly mounted needle holder 51 height and with needle connecting rod 3
Bottom end be fixed, the test side flush of the needle point of standard needle 4 and inductor 6 at this time.
It should be pointed out that it is proximity sensor that inductor 6, which is selected, in penetrometer of the invention.When close sensing
When the test side of device touches the surface of sample to be tested 10, i.e., confirmation signal is sent to controller 7, controller 7 controls lifting
Device 2 is out of service, and the needle point of the standard needle 4 of the test side flush of proximity sensor namely rests on sample to be tested 10
Surface is completed accurately to needle.
It in the present invention, is top suction type connection structure between the top of needle connecting rod 3 and the bottom end of lifting device 2.It is existing
In automatic penetrometer, the connection type of needle connecting rod is mostly that electromagnet is used to block from side, so as to cause during card,
Needle connecting rod can be vibrated, and equipment precision is influenced.And in the present invention, electromagnet is set at the top of equipment, needle connecting rod is effectively ensured
Accuracy in installation and use process.
In addition, penetrometer of the invention further includes the sink 8 on pedestal 1, temperature sensor is provided in sink 8
81, temperature sensor 81 is connect with 7 signal of controller.Temperature sensor 81 is used to detect the temperature in sink 8, and will test knot
Fruit is sent to controller 7, to detect and guarantee environment (sink) temperature locating for sample to be tested 10 in test, and meanwhile it is such
Measurement and testing result, are conducive to subsequent statistics and research.
Specifically, signal receiving module and signal transmitting module are provided in controller 7, signal receiving module is for connecing
The signal or testing result of inductor 6 and/or temperature sensor 81 are received, signal transmitting module is then used to send to lifting device 2
Stop signal.In addition, being also provided with storage module in controller 7 for the ease of studying and counting, it to be used for real-time storage
The final needle penetration testing result of the testing result of temperature sensor 81 and the corresponding sample of this testing result.
It is adapted in the penetrometer of above-mentioned auto positioning, the present invention also provides the penetrometers to needle method, Fig. 3
Show the flow chart to needle method, referring to shown in Fig. 3, this to needle method the following steps are included:
The standard needle 4 of predetermined dimension is packed into 3 bottom end of needle connecting rod by pinsetter 5, it is ensured that the needle point of standard needle 4 and induction
The test side of device 6 is concordant；
Lifting device 2 and inductor 6, the signal of 6 real-time detection sample to be tested 10 of inductor are opened, and will test result hair
It send to controller 7；
After controller 7 receives the signal of the transmission of inductor 6, control lifting device 2 is out of service, completes to needle.
In penetrometer of the invention in needle method, it is ensured that the needle point of standard needle 4 is equal with the test side of inductor 6
Together, for accurately to the important prerequisite of needle, therefore, the accurately installation of standard needle 4 is particularly important.
Specifically, the standard needle 4 of predetermined dimension is packed by 3 bottom end of needle connecting rod by pinsetter 5 the following steps are included:
Choose the pinsetter 5 to match with the standard needle 4 of predetermined dimension；
The needle tip of the standard needle 4 of predetermined dimension is put into the location hole 510 of pinsetter 5；
By mobile pinsetter 5, the top of the standard needle 4 of predetermined dimension is put into the mounting hole of 3 bottom end of needle connecting rod；
52 top of upright bar of pinsetter 5 or predetermined graduated position are aligned with the bottom part body of lifting device 2, then locked
Jackscrew on tight mounting hole, the standard needle 4 to fixed predetermined dimension.
Descriptions above can combine implementation individually or in various ways, and these variants all exist
Within protection scope of the present invention.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or equipment comprising a series of elements not only includes those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence " including one ... ", it is not excluded that including described
There is also other identical elements in the process, method, article or equipment of element.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations.Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (9)
1. a kind of penetrometer of auto positioning, including pedestal (1), the lifting device (2) being fixed on the pedestal (1), with
The needle connecting rod (3) and standard needle (4) of lifting device (2) connection, which is characterized in that further include pinsetter (5) and inductor
(6), pinsetter (5) bottom is provided with needle holder (51), for the predetermined position of the standard needle (4) to be fixed on the needle
The bottom of connecting rod (3)；The inductor (6) is fixed on the bottom of the lifting device (2), for detecting the standard needle (4)
Needle point whether reach sample to be tested (10) surface；
The penetrometer further includes controller (7), the lifting device (2) and the inductor (6) with the controller
(7) it is electrically connected, the controller (7) receives the testing result of the inductor (6), and according to testing result control
Lifting device (2) is out of service.
2. penetrometer as described in claim 1, which is characterized in that the pinsetter (5) is L-type structure, including upright bar
(52), the side of the needle holder (51) is fixedly connected with the bottom end of the upright bar (52).
3. penetrometer as claimed in claim 2, which is characterized in that location hole (510) are provided in the middle part of the needle holder (51),
For placing standard needle (4) to be installed, the central axis of the location hole (510) is parallel with the upright bar (52).
4. penetrometer as described in claim 1, which is characterized in that the upright bar (52) of the pinsetter (5) is scalable knot
Structure, and scale is provided in the upright bar (52).
5. penetrometer as described in claim 1, which is characterized in that the inductor (6) is proximity sensor.
6. penetrometer as described in claim 1, which is characterized in that the top of the needle connecting rod (3) and the lifting device
It (2) is top suction type connection structure between bottom end.
7. penetrometer as described in claim 1, which is characterized in that the penetrometer further includes being located at the pedestal (1)
On sink (8), is provided with temperature sensor (81) in the sink (8), the temperature sensor (81) and the controller
(7) signal connects；
The temperature sensor (81) is used to detect the temperature in the sink (8), and will test result and be sent to the control
Device (7).
8. a kind of penetrometer of auto positioning to needle method, which is characterized in that it is described to needle method the following steps are included:
The standard needle (4) of predetermined dimension is packed into needle connecting rod (3) bottom end by pinsetter (5), it is ensured that the needle point of standard needle (4) with
The test side of inductor (6) is concordant；
Unlatching lifting device (2) and the inductor (6), the signal of inductor (6) the real-time detection sample to be tested (10), and
It will test result and be sent to controller (7)；
After the controller (7) receives the signal of the inductor (6) transmission, it is out of service to control the lifting device (2),
It completes to needle.
9. as claimed in claim 8 to needle method, which is characterized in that it is described by pinsetter (5) by the standard of predetermined dimension
Needle (4) is packed into needle connecting rod (3) bottom end
Choose the pinsetter (5) to match with the standard needle (4) of the predetermined dimension；
The needle tip of the standard needle (4) of the predetermined dimension is put into the location hole (510) of the pinsetter (5)；
By the movement pinsetter (5), the top of the standard needle (4) of the predetermined dimension is put into needle connecting rod (3) bottom
In the mounting hole at end；
By the bottom part body on upright bar (52) top of the pinsetter (5) or predetermined graduated position and the lifting device (2)
Alignment, then locks the jackscrew on the mounting hole, the standard needle (4) to the fixation predetermined dimension.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910302327.7A CN110082261B (en) | 2019-04-16 | 2019-04-16 | Automatic needle penetration instrument and needle alignment method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910302327.7A CN110082261B (en) | 2019-04-16 | 2019-04-16 | Automatic needle penetration instrument and needle alignment method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110082261A true CN110082261A (en) | 2019-08-02 |
| CN110082261B CN110082261B (en) | 2024-05-10 |
Family
ID=67415152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910302327.7A Active CN110082261B (en) | 2019-04-16 | 2019-04-16 | Automatic needle penetration instrument and needle alignment method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110082261B (en) |
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| JP2014032035A (en) * | 2012-08-01 | 2014-02-20 | Sheru Electronics Kk | Probe cleaning device and method of the same |
| CN203745333U (en) * | 2014-03-24 | 2014-07-30 | 北京中交路星公路技术有限公司 | Asphalt needle penetration measurement device |
| CN203829476U (en) * | 2014-04-29 | 2014-09-17 | 中国人民解放军第四军医大学 | Implanting-needle source applicator template |
| CN106153478A (en) * | 2015-05-13 | 2016-11-23 | 中国石油化工股份有限公司 | A kind of impact type consolidation thing intensity measuring device and method thereof |
| CN206740581U (en) * | 2017-05-17 | 2017-12-12 | 昆山市交通工程试验检测中心有限公司 | A kind of penetration test device |
| CN208013021U (en) * | 2018-04-03 | 2018-10-26 | 南京高昇消防药剂有限公司 | Penetrometer |
| CN208580011U (en) * | 2018-08-21 | 2019-03-05 | 无锡沃耐德科技有限公司 | A kind of full-automatic bitumen needle forcemeter |
| CN208653973U (en) * | 2018-07-26 | 2019-03-26 | 苏州交通工程试验检测中心有限公司 | A kind of fast asphalt penetration test instrument convenient for adjusting |
-
2019
- 2019-04-16 CN CN201910302327.7A patent/CN110082261B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014032035A (en) * | 2012-08-01 | 2014-02-20 | Sheru Electronics Kk | Probe cleaning device and method of the same |
| CN203745333U (en) * | 2014-03-24 | 2014-07-30 | 北京中交路星公路技术有限公司 | Asphalt needle penetration measurement device |
| CN203829476U (en) * | 2014-04-29 | 2014-09-17 | 中国人民解放军第四军医大学 | Implanting-needle source applicator template |
| CN106153478A (en) * | 2015-05-13 | 2016-11-23 | 中国石油化工股份有限公司 | A kind of impact type consolidation thing intensity measuring device and method thereof |
| CN206740581U (en) * | 2017-05-17 | 2017-12-12 | 昆山市交通工程试验检测中心有限公司 | A kind of penetration test device |
| CN208013021U (en) * | 2018-04-03 | 2018-10-26 | 南京高昇消防药剂有限公司 | Penetrometer |
| CN208653973U (en) * | 2018-07-26 | 2019-03-26 | 苏州交通工程试验检测中心有限公司 | A kind of fast asphalt penetration test instrument convenient for adjusting |
| CN208580011U (en) * | 2018-08-21 | 2019-03-05 | 无锡沃耐德科技有限公司 | A kind of full-automatic bitumen needle forcemeter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110082261B (en) | 2024-05-10 |
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